package com.sky.mapper;

import com.sky.entity.ShoppingCart;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {


    //动态查询购物车数据
    List<ShoppingCart> list(ShoppingCart shoppingCart);

    //更新数据库数据
    @Update("update shopping_cart set number =#{number} where id=#{id}")
    void updateShoppingById(ShoppingCart shoppingCart);

    //插入购物车数据
    @Insert("insert into shopping_cart" +
            "(name, image, user_id, dish_id, setmeal_id, dish_flavor, amount, create_time) " +
            "VALUES (#{name},#{image},#{userId},#{dishId},#{setmealId},#{dishFlavor},#{amount},#{createTime})")
    void insert(ShoppingCart shoppingCart);

    //清空购物车
    @Delete("delete from shopping_cart where user_id=#{userId}")
    void deleteByUserId(Long userId);

    //删除购物车中一个商品
    void deleteOne(ShoppingCart shoppingCart);

    void insertBatch(List<ShoppingCart> shoppingCartList);
}
